public OwinWebSocket(IDictionary <string, object> owinEnvironment) { mSendAsync = (WebSocketSendAsync)owinEnvironment["websocket.SendAsync"]; mReceiveAsync = (WebSocketReceiveAsync)owinEnvironment["websocket.ReceiveAsync"]; mCloseAsync = (WebSocketCloseAsync)owinEnvironment["websocket.CloseAsync"]; mSendQueue = new TaskQueue(); }
/// <summary> /// 响应客户端握手请求 /// </summary> /// <returns>返回真表示按WebSocket的方式成功连接</returns> public bool Accept() { if (_accept == null) { return(false); } //执行连接操作 _accept(null, sckEnv => { //从字典中取出服务器提供的WebSocket操作函数 _sendAsync = sckEnv.Get <WebSocketSendAsync>("websocket.SendAsync"); _receiveAsync = sckEnv.Get <WebSocketReceiveAsync>("websocket.ReceiveAsync"); _closeAsync = sckEnv.Get <WebSocketCloseAsync>("websocket.CloseAsync"); //标记连接成功 _isClosed = false; //通知服务器(容器),表示连接事件已经处理完成 return(Task.Delay(0)); }); //表示是websocket消息并同意握手 return(true); }
public OwinWebSocket(IDictionary<string,object> owinEnvironment) { mSendAsync = (WebSocketSendAsync)owinEnvironment["websocket.SendAsync"]; mReceiveAsync = (WebSocketReceiveAsync)owinEnvironment["websocket.ReceiveAsync"]; mCloseAsync = (WebSocketCloseAsync)owinEnvironment["websocket.CloseAsync"]; mSendQueue = new TaskQueue(); }
private int messageType; // 0x1 for Text, 0x2 for binary public BinaryStream(WebSocketSendAsync sendAsync, WebSocketReceiveAsync receiveAsync, WebSocketCloseAsync closeAsync, int messageType) { this.sendAsync = sendAsync; this.receiveAsync = receiveAsync; this.closeAsync = closeAsync; this.messageType = messageType; }
public OwinWebSocketAdapter(IDictionary<string, object> websocketContext, string subProtocol) { _websocketContext = websocketContext; _sendAsync = (WebSocketSendAsync)websocketContext[OwinConstants.WebSocket.SendAsync]; _receiveAsync = (WebSocketReceiveAsync)websocketContext[OwinConstants.WebSocket.ReceiveAsync]; _closeAsync = (WebSocketCloseAsync)websocketContext[OwinConstants.WebSocket.CloseAsync]; _state = WebSocketState.Open; _subProtocol = subProtocol; }
/// <summary> /// Initializes a new instance of <see cref="OwinWebSocketAdapter"/>. /// </summary> /// <param name="websocketContext">WebSocket context options.</param> /// <param name="subProtocol">The WebSocket subprotocol.</param> public OwinWebSocketAdapter(IDictionary <string, object> websocketContext, string subProtocol) { _websocketContext = websocketContext; _sendAsync = (WebSocketSendAsync)websocketContext[OwinConstants.WebSocket.SendAsync]; _receiveAsync = (WebSocketReceiveAsync)websocketContext[OwinConstants.WebSocket.ReceiveAsync]; _closeAsync = (WebSocketCloseAsync)websocketContext[OwinConstants.WebSocket.CloseAsync]; _state = WebSocketState.Open; _subProtocol = subProtocol; }
public OwinWebsocketWrapper(IDictionary <string, object> ws) { _wsSendAsync = (WebSocketSendAsync)ws["websocket.SendAsync"]; _wsCloseAsync = (WebSocketCloseAsync)ws["websocket.CloseAsync"]; _wsCallCancelled = (CancellationToken)ws["websocket.CallCancelled"]; _wsRecieveAsync = (WebSocketReceiveAsync)ws["websocket.ReceiveAsync"]; ws.TryGetValue("websocket.SubProtocol", out var sp); SubProtocol = sp as string; }
public async Task SocketLoop(IDictionary <string, object> websocketContext) { m_SendAsync = (WebSocketSendAsync)websocketContext["websocket.SendAsync"]; m_ReceiveAsync = (WebSocketReceiveAsync)websocketContext["websocket.ReceiveAsync"]; m_CloseAsync = (WebSocketCloseAsync)websocketContext["websocket.CloseAsync"]; var bytes = new byte[MaxMessageSize]; bool bClose = true; Tuple <int, bool, int> received = null; try { do { // keep track of item3 (size). the rest of the buffer // will evantually become garbage as messages received. ArraySegment <byte> buffer = new ArraySegment <byte>(bytes); received = await m_ReceiveAsync(buffer, m_root_factory_working_token); if (received.Item3 > MaxMessageSize) { await Close(SocketCloseStatus.MessageTooBig); break; } if (received.Item3 > 0) { await OnReceiveAsync(buffer, received); } }while (received.Item1 != (int)SocketMessageType.Close && !m_root_factory_working_token.IsCancellationRequested); } catch (AggregateException ae) { var flat = ae.Flatten(); Trace.WriteLine(string.Format("socket {0} encountered {1} error during receiving and is aborting", m_SessionId, ae.Message), "error"); await Close(SocketCloseStatus.EndpointUnavailable); bClose = false; } catch (Exception E) { Trace.WriteLine(string.Format("socket {0} encountered {1} error dropped by client, aborting", m_SessionId, E.Message), "warning"); await Close(SocketCloseStatus.EndpointUnavailable); bClose = false; } if (bClose) { await Close(SocketCloseStatus.NormalClosure); } }
/// <summary> /// 握手完成后的回调函数 /// </summary> /// <param name="env">底层提供的SendAsync、ReceiveAsync等方法</param> /// <returns></returns> private Task AcceptCallback(IDictionary <string, object> env) { if (env == null) { _acceptwaiter.Set(); return(Task.Delay(0)); } //从字典中取出服务器提供的WebSocket操作方法 _sendAsync = env.Get <WebSocketSendAsync>("websocket.SendAsync"); _receiveAsync = env.Get <WebSocketReceiveAsync>("websocket.ReceiveAsync"); _closeAsync = env.Get <WebSocketCloseAsync>("websocket.CloseAsync"); //标记连接成功 _isClosed = false; _acceptwaiter.Set(); //通知服务器(容器),表示连接事件已经处理完成 return(Task.Delay(1)); }
public OwinWebSocket(IDictionary<string, object> env) { _sendAsync = (WebSocketSendAsync)env[WebSocketConstants.WebSocketSendAsyncKey]; _receiveAsync = (WebSocketReceiveAsync)env[WebSocketConstants.WebSocketReceiveAyncKey]; _closeAsync = (WebSocketCloseAsync)env[WebSocketConstants.WebSocketCloseAsyncKey]; }
public OwinWebSocket(IDictionary <string, object> env) { _sendAsync = (WebSocketSendAsync)env[WebSocketConstants.WebSocketSendAsyncKey]; _receiveAsync = (WebSocketReceiveAsync)env[WebSocketConstants.WebSocketReceiveAyncKey]; _closeAsync = (WebSocketCloseAsync)env[WebSocketConstants.WebSocketCloseAsyncKey]; }
private int messageType; // 0x1 for Text, 0x2 for binary public BinaryStream(WebSocketSendAsync sendAsync, WebSocketReceiveAsync receiveAsync, WebSocketCloseAsync closeAsync, int messageType) { this.sendAsync = sendAsync; this.receiveAsync = receiveAsync; this.closeAsync = closeAsync; this.messageType = messageType; }